Central Laramie County Severe Watches & Warnings NOAA Weather Radio

Watches & Warnings

Dense Fog Advisory
Issued: 3:55 AM MDT May. 20, 2018 – National Weather Service

... Dense fog advisory in effect until 11 am MDT this morning...

The National Weather Service in Cheyenne has issued a dense fog
advisory, which is in effect until 11 am MDT this morning.

* Timing... through Sunday morning. Fog is rapidly developing
across the Interstate 80 Summit this evening.

* Visibility... less than one quarter mile, especially between mile
markers 345 and 370. Some areas may see visibilities as low as
300 feet.

* Impacts... dangerous travel conditions due to very low
visibilities and an increased risk for vehicle collisions.

Precautionary/preparedness actions...

A dense fog advisory means visibilities will frequently be
reduced to less than one quarter mile. If driving... slow down...
use your headlights... and leave plenty of distance ahead of you.





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